Fetch Oldest/Newest IMAP Email

Emails may be downloaded by sequence number. Assuming the selected mailbox is not empty, the oldest email is at sequence number 1, and the newest email is at sequence number N. The FetchSingle method may be used to download by sequence number.

Downloads:

MS Windows Visual C/C++ Libraries

Linux/CentOS C/C++ Libraries

MAC OS X C/C++ Libraries

Solaris C/C++ Libraries

C++ Builder Libraries

#include <CkImap.h>
#include <CkEmail.h>

void ChilkatSample(void)
    {
    CkImap imap;

    bool success;

    //  Anything unlocks the component and begins a fully-functional 30-day trial.
    success = imap.UnlockComponent("Anything for 30-day trial");
    if (success != true) {
        printf("%s\n",imap.lastErrorText());
        return;
    }

    //  Connect to an IMAP server.
    success = imap.Connect("mail.testemail.net");
    if (success != true) {
        printf("%s\n",imap.lastErrorText());
        return;
    }

    //  Login
    success = imap.Login("***","***");
    if (success != true) {
        printf("%s\n",imap.lastErrorText());
        return;
    }

    //  Select an IMAP mailbox
    success = imap.SelectMailbox("Inbox");
    if (success != true) {
        printf("%s\n",imap.lastErrorText());
        return;
    }

    //  After selecting a mailbox, the NumMessages property
    //  contains the number of emails in the selected mailbox.
    long n;
    n = imap.get_NumMessages();

    if (n > 0) {

        //  The oldest email is always at sequence number 1.
        bool isUid;
        isUid = false;

        CkEmail *oldestEmail = 0;
        oldestEmail = imap.FetchSingle(1,isUid);
        if (!(oldestEmail == 0 )) {

            //  Display the From and Subject
            printf("%s\n",oldestEmail->fromAddress());
            printf("%s\n",oldestEmail->subject());

            printf("--\n");
            delete oldestEmail;
        }

        //  The newest email is at sequence number N:
        CkEmail *newestEmail = 0;
        newestEmail = imap.FetchSingle(n,isUid);
        if (!(newestEmail == 0 )) {

            //  Display the From and Subject
            printf("%s\n",newestEmail->fromAddress());
            printf("%s\n",newestEmail->subject());

            delete newestEmail;
        }

    }

    //  Disconnect from the IMAP server.
    imap.Disconnect();
    }